Trial Outcomes & Findings for Montelukast in Pediatric Allergic Asthma (0476-336)(COMPLETED) (NCT NCT00289874)

NCT ID: NCT00289874

Last Updated: 2022-02-02

Results Overview

Percent change from baseline in FEV1, a measure of airway function, at Week 3

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

421 participants

Primary outcome timeframe

Baseline and week 3

Results posted on

2022-02-02

Participant Flow

One hundred three sites in US; Prime Therapy: March 2006 to July 2007

Patients who had unresolved symptoms and signs of an upper respiratory tract infection between Visits 1 and 2, or had evidence of active, clinically significant sinus infection within 1 week of Visit 1 or between Visits 1 and 2, or failed to meet minimum requirement for daytime asthma symptoms and daily β-agonist use were excluded.

Participant milestones

Participant milestones
Measure
Montelukast 5 mg
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Overall Study
STARTED
203
218
Overall Study
COMPLETED
197
210
Overall Study
NOT COMPLETED
6
8

Reasons for withdrawal

Reasons for withdrawal
Measure
Montelukast 5 mg
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Overall Study
Adverse Event
1
5
Overall Study
Lost to Follow-up
1
1
Overall Study
Protocol Violation
3
2
Overall Study
Did not meet eligibility
1
0

Baseline Characteristics

Montelukast in Pediatric Allergic Asthma (0476-336)(COMPLETED)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Montelukast 5 mg
n=203 Participants
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
n=218 Participants
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Total
n=421 Participants
Total of all reporting groups
Age, Continuous
10.6 years
STANDARD_DEVIATION 2.4 • n=5 Participants
10.7 years
STANDARD_DEVIATION 2.4 • n=7 Participants
10.6 years
STANDARD_DEVIATION 2.4 • n=5 Participants
Sex: Female, Male
Female
81 Participants
n=5 Participants
90 Participants
n=7 Participants
171 Participants
n=5 Participants
Sex: Female, Male
Male
122 Participants
n=5 Participants
128 Participants
n=7 Participants
250 Participants
n=5 Participants
Daily β-agonist use
3.01 Puffs/Day
STANDARD_DEVIATION 1.77 • n=5 Participants
2.72 Puffs/Day
STANDARD_DEVIATION 1.68 • n=7 Participants
2.86 Puffs/Day
STANDARD_DEVIATION 1.73 • n=5 Participants
Forced expiratory volume in 1 second (FEV1)
1.81 Liters
STANDARD_DEVIATION 0.57 • n=5 Participants
1.84 Liters
STANDARD_DEVIATION 0.60 • n=7 Participants
1.83 Liters
STANDARD_DEVIATION 0.58 • n=5 Participants

PRIMARY outcome

Timeframe: Baseline and week 3

Population: The full analysis set population (i.e., includes all patients who had baseline and on-treatment measurements).

Percent change from baseline in FEV1, a measure of airway function, at Week 3

Outcome measures

Outcome measures
Measure
Montelukast 5 mg
n=199 Participants
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
n=208 Participants
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Percent Change From Baseline in Forced Expiratory Volume in 1 Second (FEV1) at Week 3
9.53 Percent Change
Interval 7.05 to 12.01
9.15 Percent Change
Interval 6.71 to 11.59

SECONDARY outcome

Timeframe: Baseline and Week 3

Population: The full analysis set population (i.e., includes all patients who had baseline and on-treatment measurements).

Percent change from baseline in average daily β-agonist use over the 3-week treatment period

Outcome measures

Outcome measures
Measure
Montelukast 5 mg
n=198 Participants
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
n=212 Participants
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Percent Change From Baseline in Mean Daily "as Needed" β-agonist Use Over the 3-week Treatment Period
-18.88 Percent Change
Standard Deviation 84.75
-12.40 Percent Change
Standard Deviation 53.88

Adverse Events

Montelukast 5 mg

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Placebo

Serious events: 4 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Montelukast 5 mg
n=203 participants at risk
Montelukast 5 mg chewable tablet orally once daily at bedtime for 3 weeks.
Placebo
n=217 participants at risk
Montelukast matching-image placebo tablet orally once daily at bedtime for 3 weeks.
Injury, poisoning and procedural complications
Femur fracture
0.00%
0/203 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
0.46%
1/217 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
Injury, poisoning and procedural complications
Overdose
0.00%
0/203 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
0.46%
1/217 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
Respiratory, thoracic and mediastinal disorders
Asthma
0.00%
0/203 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
0.92%
2/217 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
Respiratory, thoracic and mediastinal disorders
Respiratory distress
0.00%
0/203 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.
0.46%
1/217 • Adverse events (AEs) were collected during the 6 week, double-blind treatment period, and up to and including 14 days after the last dose of study therapy
The number of participants listed in the SAE table (203 montelukast \& 217 placebo) is the number that received treatment. Although a participant may have 2 or more AEs they are counted only once in a category. The same participant may appear in other categories.

Other adverse events

Adverse event data not reported

Additional Information

Senior Vice President, Global Clinical Development

Merck Sharp & Dohme Corp

Phone: 1-800-672-6372

Results disclosure agreements

  • Principal investigator is a sponsor employee Merck agreements may vary with individual investigators, but will not prohibit any investigator from publishing. Merck supports the publication of results from all centers of a multi-center trial but requests that reports based on single-site data not precede the primary publication of the entire clinical trial.
  • Publication restrictions are in place

Restriction type: OTHER